Python中dictl类型的update方法print为None
摘要:dict={"a":1,"b":2} dict1={"b":3,"c":4} result=dict.update(dict1) print(dict) print(result) 打印结果: {"a":1,"b":3,"c":4} NONE result原因是update方法不会返回更新后的结果
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posted @ 2024-03-07 14:18
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